Heated Rear Seats
The buttons are on the Rear Sear Audio (RSA) panel on the rear of the center console.
Press 
or
to heat the left outboard or right
outboard seat cushion and to cycle through the temperature settings.
See Heated Rear Seats .
See also:
Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil.
The recommended oils with the dexos specification and displaying the dexos
certification mark are all that is needed for good performance and engine
protection.
...
Second Row Passenger Belt Reminder Light
When the engine is started and the Trip/Fuel display is chosen, three gray
safety belt symbols come on and stay on for several seconds on the top of the
Driver information Center (DIC) to remind ...
Rear Compartment Fuse
Block (CTS Wagon)
This fuse block is on the right side
of the vehicle, behind the trim panel
in the rear compartment.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.
...